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graphometer

Date1750
Inventory NumberDW0267
ClassificationGraphometer
Subject
    Place of Origin
      Dimensions8.9 × 19 × 13.7 cm (3 1/2 × 7 1/2 × 5 3/8 in.)
      box: 12.1 × 22.2 × 16.2 cm (4 3/4 × 8 3/4 × 6 3/8 in.)
      Material
        Signedengraved in script on front: Ferat AParis
        ProvenanceDavid Wheatland purchased from Roux-Devillas Paris, July 7, 1967 (lot 7/16).
        folding foot rule with steel ends (imperial and metric measures)
        Jean Baptiste Louis Antoine Ferat
        Date: circa 1794
        Accessories: leather covered, paper-lined case
        Object number: 1998-1-0003
        graphometer
        Vincent-Jacques-Louis Chevalier
        Date: circa 1830
        Accessories: case
        Object number: DW0862
        altazimuth graphometer
        Antoine-Joseph Meurand
        Date: circa 1780
        Object number: DW0372
        graphometer
        Noël Jean Lerebours
        Date: 1789-1820
        Accessories: Tripod (DW0873b)
        Object number: DW0873a
        graphometer
        Jean-François Richer
        Date: circa 1790
        Object number: DW0861
        sector
        Jean-Louis-Jacques Baradelle
        Date: 1750-1800
        Object number: DW0947
        Butterfield-type sundial
        Jean-Louis-Jacques Baradelle
        Date: circa 1750
        Object number: 7001a
        Augsburg-type sundial with case
        Jean-Louis-Jacques Baradelle
        Date: circa 1775
        Accessories: case
        Object number: 7051
        pedometer in gold watch case
        Jean-Louis-Jacques Baradelle
        Date: circa 1794
        Object number: DW0341
        Pasteboard and paper ogee sundial
        Jean-Louis-Jacques Baradelle
        Date: circa 1775
        Accessories: None.
        Object number: 7326
        air pump
        Abbé Jean-Antoine Nollet
        Date: 1745-1749
        Object number: 3002
        small mounted wheel for air pump
        Abbé Jean-Antoine Nollet
        Date: 1745-1750
        Object number: 1997-1-1459b